Gold Plunger Seal, Analytical Heads Back Catalog number: CTS-10548 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21480 Check Valve, Cartridge Price on request CTS-21287 Needle Kit, 15 µL with Needle Seat and Needle Guid Price on request CTS-3102 Sapphire Plunger Price on request